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Macroemulsion of a modified siloxane to be used as raw material for care formulations

Chemical Structure

Aminofunctional siloxane


White to slightly yellow liquid


Approx. 40 %

Ionic Character

Slightly cationic

pH Value of a 10 % Solution 5.0 – 6.0

Density at 20 °C

Approx. 1.0 g/ml Stabilities


HANSA® CARE 8645 is not sensitive to weak acids but it is sensitive to alkali. HANSA® CARE 8645 is not sensitive to the usual concentrations of hardeners. The product is sensitive to frost; after the impact of temperatures considerably below the freezing point irreversible changes will occur. HANSA® CARE 8645 is sensitive to heat as of 40 °C. Storability If stored properly in a closed original container, the product will hold for at least 24 months. The above given values are product describing data. Please consult the 'delivery specification' for binding product specifications. Further data about product properties, toxicological, ecological data as well as data relevant to safety can be found in the safety data sheet.



 Improves the colour brilliance

 Very good compatibility with organic compounds

 Very good hydrophobic behaviour

 Increases the gloss

 Improves the stability to detergents


Application Technique

Application Fields

HANSA® CARE 8645 can be applied as hydrophobic additive to aqueous care formulations. Recommendation for Use HANSA® CARE 8645 can be diluted with water at any ratio. The optimal application amount must be adapted to the desired effect and to the surface to be treated.

We generally recommend an application amount of 1 – 6 %. Drying is effected at room temperature.

Hansa Care 8645 - Alkyl amino-functional polysiloxane


    Note: If you require COA or technical specs for any of our products, please request at time of purchase.